/*
 * Copyright 2013 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.social.quickstart;

import javax.inject.Inject;

import org.springframework.social.facebook.api.Facebook;
import org.springframework.social.facebook.api.FacebookLink;
import org.springframework.social.twitter.api.Twitter;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

/**
 * Simple little @Controller that invokes Facebook and renders the result. The
 * injected {@link Facebook} reference is configured with the required
 * authorization credentials for the current user behind the scenes.
 * 
 * @author Keith Donald
 */
@Controller
public class HomeController {

	private final Facebook facebook;
	private final Twitter twitter;

	@Inject
	public HomeController(Facebook facebook, Twitter twitter) {
		this.facebook = facebook;
		this.twitter = twitter;
	}

	@RequestMapping(value = "/", method = RequestMethod.GET)
	public String home(Model model) {
		try{
			model.addAttribute("name", facebook.userOperations()
				.getUserProfile().getName());
		}catch(Exception e){	
			model.addAttribute("name", twitter.userOperations()
				.getUserProfile().getName());
		}
		return "home";
	}
	@RequestMapping(value = "/guest", method = RequestMethod.GET)
	public String guest(Model model) {
		int random=(int)(Math.random() * ((10000) + 1));
		model.addAttribute("name", "Guest_"+random);
		return "home";
	}
	
	@RequestMapping(value = "/publish", method = RequestMethod.POST)
	public @ResponseBody String publish(@RequestParam("blogId") String blogId,
			@RequestParam("title") String title,
			@RequestParam("userName") String userName) {
		if(userName.contains("Guest"))
			return "You need sign in with facebook or twitter";
		else{
			try{
				FacebookLink link = new FacebookLink(
				"http://saduewa.dcc.uchile.cl:8080/microblogging?blogId="+blogId,
				"Microblogging", "The Microblogging App",
				"Microblogging is a Geo-colaborative Application based in Google Maps.");
				facebook.feedOperations().postLink("I'm trying Microblogging App!", link);
			}catch(Exception e){	
				twitter.timelineOperations().updateStatus("I'm trying Microblogging App! http://saduewa.dcc.uchile.cl:8080/microblogging?blogId="+blogId);
			}
		}
		return blogId+" "+title;
	}

}
